Revert "Revert "Staging: android: binder: Allow using highmem for binder buffers""

This reverts commit 0f665757aefc5fb00dbafd9a720062f908d3b0da.
Revert "Revert "power: decrease the amount of time the device waits after entering low power mode to freeze processes. Testing phase at the moment.""

This reverts commit ecb9bd0d6b905920609ef1cbf214616c966d0d6c.